截止时间一到立即提交试卷

app/views/exercise/_commit_alert.html.erb

@@ -8,8 +8,11 @@
   <% elsif status == 1 %>
       <h3 style="font-weight: normal;color: red">您还有尚未作答的题目请完成后再提交!</h3>
       <%= link_to "确定", "javascript:void(0)",:onclick => 'hidden_atert_form();',:class => 'commit'%>
-  <% else %>
+  <% elsif status == 2 %>
       <h3 style="font-weight: normal;color: red">发生未知错误，请检查您的网络。</h3>
       <%= link_to "确定", "javascript:void(0)",:onclick => 'hidden_atert_form();',:class => 'commit'%>
+  <% else %>
+      <h3 style="font-weight: normal;color: green">时间已到!您的分数是：<%=@score %>分。</h3>
+      <%= link_to "确定", exercise_path(),:class => 'commit'%>
   <% end %>
 </div>

app/views/exercise/_exercise_student.html.erb

@@ -20,7 +20,7 @@
         //alert(end_time);
         now = new Date();
         var total_seconds = now.getTime()/1000 - end_time;
-        if (total_seconds < 0) {
+        if (total_seconds > 0) {
             $("#exercise_submit_btn").click();
             return;
         }

app/views/exercise/_exercise_student_result.html.erb

@@ -39,7 +39,7 @@
                     <% else %>
                         ×
                     <% end %></span><br />
-                  标准答案：<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s) %>
+                  标准答案：<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s) if exercise_question.exercise_standard_answers.first %>
                 </div>
                 <div class="cl"></div>
                 <div class="ur_inputs">
@@ -117,7 +117,7 @@
                     <% else %>
                         ×
                     <% end %></span><br />
-                  标准答案：<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s) %>
+                  标准答案：<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s) if exercise_question.exercise_standard_answers.first %>
                 </div>
                 <div class="cl"></div>
                 <div>